What is interesting, is that back in 1970-1972, CHF 1 was = USD 0.25, ... or CHF 4 = USD 1.
If you looked at the coins, both silver, they were ~identical.
Today 6/2021, that same 1 CHF coin is worth ~$1.11 Hence same CHF 4 = USD 4.40.
So, the question: Did the CHF go up in value, or did the...